19993142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16361}}^1$

素因数の和:16423

約数の個数: 16

約数和(自身を含む): 32985792

約数和(自身を除く): 12992650

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 16361, 32722, 212693, 425386, 768967, 1537934, 9996571, 19993142]

約数ペア:

[(1, 19993142), (2, 9996571), (13, 1537934), (26, 768967), (47, 425386), (94, 212693), (611, 32722), (1222, 16361)]